Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	52.83	53.31	52.71	53.12	4,312,086	+0.25(+0.47%)
Feb 25, 2011	52.76	53.10	52.51	52.88	2,285,163	+0.22(+0.42%)
Feb 24, 2011	51.80	53.10	51.80	52.66	3,232,140	+0.34(+0.66%)
Feb 23, 2011	53.47	53.49	52.29	52.31	2,347,340	-1.12(-2.10%)
Feb 22, 2011	54.34	54.50	53.31	53.44	2,662,559	-1.46(-2.65%)
Feb 18, 2011	54.65	55.21	54.59	54.89	2,359,834	+0.46(+0.84%)
Feb 17, 2011	52.55	54.54	52.24	54.44	2,428,757	+0.03(+0.05%)
Feb 16, 2011	53.95	54.87	53.78	54.41	1,970,702	+0.52(+0.97%)
Feb 15, 2011	54.41	54.47	53.67	53.89	1,912,593	-0.50(-0.93%)
Feb 14, 2011	54.56	54.95	54.31	54.39	2,641,958	-0.67(-1.21%)
Feb 11, 2011	54.17	55.13	54.00	55.06	2,007,248	+0.81(+1.49%)
Feb 10, 2011	54.08	54.38	53.98	54.25	2,264,151	+0.05(+0.09%)
Feb 09, 2011	53.18	54.21	53.12	54.20	3,272,382	+1.02(+1.91%)
Feb 08, 2011	53.22	53.42	52.82	53.18	2,460,803	-0.14(-0.27%)
Feb 07, 2011	53.38	53.45	52.68	53.32	3,011,968	+0.07(+0.13%)
Feb 04, 2011	53.37	53.47	52.53	53.26	2,873,469	+0.01(+0.02%)
Feb 03, 2011	53.13	53.51	52.56	53.25	2,729,214	-0.10(-0.20%)
Feb 02, 2011	53.76	54.16	53.08	53.35	4,338,494	-1.28(-2.35%)
Feb 01, 2011	54.73	55.35	54.16	54.64	3,992,871	+0.13(+0.24%)
Jan 31, 2011	54.06	54.55	53.89	54.50	2,093,615	+0.25(+0.46%)
Jan 28, 2011	54.98	55.28	53.99	54.26	3,025,537	-0.80(-1.45%)
Jan 27, 2011	54.85	55.15	54.65	55.06	2,437,946	+0.27(+0.49%)
Jan 26, 2011	54.28	54.94	54.12	54.79	3,391,803	+0.63(+1.16%)
Jan 25, 2011	53.50	54.34	53.38	54.16	2,580,929	+0.52(+0.98%)
Jan 24, 2011	52.98	53.97	52.89	53.64	2,134,007	+0.81(+1.53%)
Jan 21, 2011	53.01	53.39	52.71	52.83	2,173,749	+0.21(+0.40%)
Jan 20, 2011	53.02	53.25	52.15	52.62	3,627,557	-0.75(-1.41%)
Jan 19, 2011	53.88	54.01	53.03	53.37	2,326,746	-0.71(-1.32%)
Jan 18, 2011	53.79	54.29	53.79	54.09	3,174,842	+0.17(+0.32%)
Jan 14, 2011	53.59	53.94	53.17	53.91	2,532,005	+0.10(+0.19%)
Jan 13, 2011	53.85	54.09	53.56	53.81	1,774,761	-0.10(-0.18%)
Jan 12, 2011	53.75	54.17	53.57	53.90	2,238,081	+0.55(+1.03%)
Jan 11, 2011	53.72	54.11	53.25	53.35	2,494,544	-0.08(-0.14%)
Jan 10, 2011	53.30	53.89	53.13	53.43	1,978,243	-0.22(-0.41%)
Jan 07, 2011	53.77	53.85	53.30	53.65	1,681,032	-0.20(-0.37%)
Jan 06, 2011	53.98	54.06	53.62	53.85	2,474,542	+0.06(+0.11%)
Jan 05, 2011	53.69	53.89	53.36	53.79	2,800,655	-0.19(-0.35%)
Jan 04, 2011	53.78	54.05	53.49	53.98	3,266,799	+0.23(+0.42%)
Jan 03, 2011	52.95	53.80	52.89	53.75	2,538,943	+1.07(+2.02%)
Dec 31, 2010	52.93	52.94	52.58	52.69	947,346	-0.30(-0.56%)
Dec 30, 2010	52.84	53.10	52.68	52.98	1,108,551	-0.07(-0.13%)
Dec 29, 2010	52.70	53.30	52.48	53.05	1,447,483	+0.52(+1.00%)
Dec 28, 2010	53.16	53.20	52.52	52.52	1,809,205	-0.60(-1.13%)
Dec 27, 2010	53.00	53.41	52.56	53.12	1,021,157	+0.05(+0.09%)
Dec 23, 2010	52.62	53.10	52.62	53.08	1,336,168	+0.22(+0.41%)
Dec 22, 2010	52.79	52.96	52.64	52.86	1,393,741	+0.01(+0.02%)
Dec 21, 2010	52.91	53.06	52.64	52.85	1,187,843	-0.01(-0.02%)
Dec 20, 2010	52.96	53.05	52.44	52.86	3,109,206	-0.23(-0.43%)
Dec 17, 2010	52.62	53.18	52.11	53.09	4,062,461	+0.39(+0.74%)
Dec 16, 2010	52.68	52.75	52.18	52.70	2,877,341	+0.00(+0.00%)
Dec 15, 2010	52.07	53.49	51.55	52.70	4,354,528	+0.25(+0.47%)
Dec 14, 2010	53.22	53.53	52.40	52.45	3,482,210	-0.43(-0.81%)
Dec 13, 2010	52.31	53.03	51.69	52.88	8,602,521	+2.40(+4.75%)
Dec 10, 2010	50.02	50.73	49.57	50.48	2,494,110	+0.96(+1.94%)
Dec 09, 2010	49.71	49.75	49.01	49.52	3,175,011	-0.07(-0.13%)
Dec 08, 2010	49.80	49.96	49.27	49.58	1,616,583	-0.22(-0.44%)
Dec 07, 2010	50.27	50.38	49.71	49.80	1,866,644	-0.11(-0.23%)
Dec 06, 2010	50.15	50.20	49.69	49.92	1,608,646	-0.38(-0.76%)
Dec 03, 2010	49.70	50.33	49.54	50.30	2,440,592	+0.33(+0.67%)
Dec 02, 2010	49.03	50.07	48.90	49.96	2,199,634	+0.90(+1.84%)

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